interpreterobjects.py: fix a typo
Use a capital letter at the beginning of a sentence.
diff --git a/mesonbuild/interpreter/interpreterobjects.py b/mesonbuild/interpreter/interpreterobjects.py
index 28e7170..5f712a5 100644
--- a/mesonbuild/interpreter/interpreterobjects.py
+++ b/mesonbuild/interpreter/interpreterobjects.py
@@ -379,7 +379,7 @@
# We already have typed_pos_args checking that this is either a bool or
# an int.
if not isinstance(args[1], bool):
- mlog.deprecation('configuration_data.set10 with number. the `set10` '
+ mlog.deprecation('configuration_data.set10 with number. The `set10` '
'method should only be used with booleans',
location=self.interpreter.current_node)
if args[1] < 0: